libs/fst: Patch wx_len overread

This commit is contained in:
Krystine Sherwin 2025-02-25 17:18:15 +13:00
parent 67a0248186
commit 68e9317f1f
No known key found for this signature in database
3 changed files with 12 additions and 0 deletions

View File

@ -0,0 +1,10 @@
--- fstapi.cc
+++ fstapi.cc
@@ -6072,6 +6072,7 @@ for(;;)
}
wx_len = snprintf(wx_buf, 32, "r%.16g", d);
+ if (wx_len > 32 || wx_len < 0) wx_len = 32;
fstWritex(xc, wx_buf, wx_len);
}
}

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@ -18,3 +18,4 @@ sed -i -e 's,"fastlz.c","fastlz.cc",' *.cc *.h
patch -p0 < 00_PATCH_win_zlib.patch
patch -p0 < 00_PATCH_win_io.patch
patch -p1 < 00_PATCH_strict_alignment.patch
patch -p0 < 00_PATCH_wx_len_overread.patch

View File

@ -6072,6 +6072,7 @@ for(;;)
}
wx_len = snprintf(wx_buf, 32, "r%.16g", d);
if (wx_len > 32 || wx_len < 0) wx_len = 32;
fstWritex(xc, wx_buf, wx_len);
}
}